User guide

7 - 3

OMNIScanner User Guide

6. Disconnect the couplers without disturbing the fiber connections to the

adapters.

Method B

For Method B two launch cables are used to set the reference. The launch

cables will be canceled out for all subsequent measurements. When

measuring inplant cabling, Method B adds the loss of the 2 m launch cable,

which is considered insignificant.

1. Connect one end of a black Launch Cable to the TX (transmit) side of the

fiber adapter that is attached to OMNI

Scanner

2. Connect the other end of that black Launch Cable to the RX (receive)

side of the fiber adapter that is attached to OMNI

Remote

3. Leave the two white fiber ends dangling.

4. Connect one end of a white Launch Cable to the RX (receive) side of the

fiber adapter that is attached to OMNI

Scanner

5. Connect the other end of that white Launch Cable to the TX (transmit)

side of the fiber adapter that is attached to OMNI

Remote

6. Leave the two black fiber ends dangling.

7. Set the reference.

8. Disconnect only the following two ends: OMNI

Scanner

RX (receive) and

OMNI

Remote

RX (receive).

9. OMNI

Scanner

TX and OMNI

Remote

TX stay connected!

10. Attach the dangling fibers to the appropriate RX connectors.

850 nm

1300/1310 nm

850 nm

1300/1310 nm

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2 m Launch Cables